Class 11Chemistry8-3.Organic Chemistry : Purification and characterizationChemical analysis of organic compounds
EasyWhy is the test for nitrogen,sulphur,or halogens not carried out by the direct addition of reagents to an organic compound?
- AThey are present as ionic species.
- BThey are covalently bonded to the carbon skeleton.
- CThey are too reactive to be tested directly.
- DThey are present in the form of gases.
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Similar Questions
In the Lassaigne's test,the Prussian blue precipitate is formed due to the formation of which compound?
Medium
View SolutionMatch Column $-I$ with Column $-II$.
Column $-I$ Column $-II$ $(A).$ Dumas method $(3).$ Nitrogen gas $(B).$ Kjeldahl's method $(5).$ Ammonium sulphate $(C).$ Carius method $(1).$ $AgNO_3$ $(D).$ Chromatography $(2).$ Silica gel $(E).$ Homolytic fission $(4).$ Free radical
| Column $-I$ | Column $-II$ |
|---|---|
| $(A).$ Dumas method | $(3).$ Nitrogen gas |
| $(B).$ Kjeldahl's method | $(5).$ Ammonium sulphate |
| $(C).$ Carius method | $(1).$ $AgNO_3$ |
| $(D).$ Chromatography | $(2).$ Silica gel |
| $(E).$ Homolytic fission | $(4).$ Free radical |
Easy
View SolutionIn Lassaigne's test,the organic compound is fused with $Na$ followed by extraction with distilled water. Which of the following is not the product of this fusion reaction?
Medium
View SolutionIn a Lassaigne's test for sulphur in an organic compound,the purple colour formed with sodium nitroprusside solution is due to the formation of:
Medium
View SolutionBeilstein test is used for the detection of which one of the following elements?
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